3.3" Colonial Rugose Coral Fossil Devonian Age Speed Quarry, Clark County, Indiana Picture Jasper Equicalastrobus are fossilized seed cones

Equicalastrobus are fossilized seed cones from ancient conifers that lived during the Eocene epoch

This vivid hue results from trace impurities—most notably manganese—within its crystal structure

further supports crystal growth

calcite-reinforced exoskeletons made them ideal candidates for fossilization

3.3" Colonial Rugose Coral Fossil Devonian Age Speed Quarry, Clark County, Indiana Picture Jasper Equicalastrobus are fossilized seed conesLocation: Speed Quarry, Clark County, Indiana Weight: 2. 6 Ounces Dimensions: 3. 3 Inches Long, 2. 1 Inches Wide, 1. 7 Inches Thick Middle Devonian Age 380 Million Years Old The item pictured is the one you will receive. Colonial Rugose Fossil Coral (Prismatophyllum Prisma) Dare to own a relic from one of nature's boldest experiments in reef formation. During the Devonian period410 million years agocorals entered the oceans with remarkable force,